VANCOUVER, BRITISH COLUMBIA--(Marketwire - June 10, 2011) -
THIS NEWS RELEASE IS NOT FOR DISTRIBUTION TO UNITED STATES SERVICES OR FOR DISSEMINATION IN THE UNITED STATES
Macarthur Minerals Limited (News - Market indicators) ("the Company") is pleased to announce that pursuant to the Company's Stock Option Plan, subject to TSX-V approval, it has granted an aggregate of 1,165,000 incentive stock options to a directors, officers, employees and consultants.
The options are exercisable for a 3-year period at $3.60 per share. The options issued may have vesting conditions as negotiated with individual optionees on a case by case basis.
Further information on Macarthur Minerals Limited and technical reports on the Lake Giles project can be found on the company's website www.macarthurminerals.com or www.sedar.com.
ABOUT MACARTHUR MINERALS LIMITED (News - Market indicators)
Macarthur Minerals Limited is a Perth, Australia based resource development company that is currently focused on developing its Lake Giles iron ore projects, located in the Yilgarn iron ore district in Western Australia. The Lake Giles projects are located 110Km from rail with direct access to the Port of Esperance, Western Australia. The projects have an aggregate inferred resource of 1.3 billion tonnes of magnetite mineralization and 18 million tonnes of potential Direct Shipping Ore (DSO) Goethite/Hematite at 55.5% Fe, that has been reported in accordance with National Instrument 43-101 as filed in previous technical reports on January 9, 2011, December 17, 2009 and March 24, 2011.
On behalf of the Board of Directors,
MACARTHUR MINERALS LIMITED
Alan Phillips, President, Chairman & CEO
Neither TSX Venture Exchangenor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy or this release. 
